Add chicken breasts to instant pot inner pot

Cover with four cups filtered water

Add four tablespoons salt

Put lid on Instant Pot and make sure sealing ring is in place and vent is set to sealed for pressure cooking

Set regular pressure cook setting and set to zero minutes

One Instant Pot comes to pressure, let natural release for 10 - 15 minutes, then quick release to release the rest of the pressure

Remove chicken from Instant Pot and let rest at least 10 minutes before slicing

For most uniform slices, chill in refrigerator at least an hour before slicing